NPPES file of Aug 9, 2026

Chiropractor in California

11,498 NPPES records list chiropractor with a practice address in California, 30 per 100,000 residents, the 22nd highest rate of 51. San Diego and Los Angeles have the most; each record links to the provider's NPI and the California license search. Page 190 of 230.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 111N00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

San Diego has the most, 531

  1. San Diego531
  2. Los Angeles525
  3. San Jose371
  4. San Francisco326
  5. Sacramento160

Chiropractor records in California

  1. Edward Sigh, D.C.California City, CA 935051881756997
  2. Franklin Sihock, D.C.Chino, CA 917101851430516
  3. Jagjit Sihota, DCSacramento, CA 958151538494083
  4. Jeffrey Siino, D.C.Concord, CA 945201689786576
  5. Richard Sikes, D.C.Lompoc, CA 934361811921430
  6. James Silbar, D.C.Woodland Hills, CA 913641669529251
  7. Joel Silbar, D.C.Tarzana, CA 913561871664532
  8. Anthony Silecchio, D.C.Simi Valley, CA 930631659408953
  9. Donald Silecchio, DCSimi Valley, CA 930631336831528
  10. Peter Silecchio, D.C.Simi Valley, CA 930631992832299
  11. Mitchell Sill, D.C.Castro Valley, CA 945461144499559
  12. Abraham Silva, D.C.Clovis, CA 936121881960292
  13. Anthony Silva, DCLakewood, CA 907121992321459
  14. Anthony Silva, D.C.Van Nuys, CA 914051114232329
  15. Charyl Silva, D.C.West Sacramento, CA 956911679509434
  16. Domingo Silva, D.C.Cupertino, CA 950141346987856
  17. Jesse Silva, D.C.Bakersfield, CA 933011821127598
  18. Shawn Silva, D.C.San Diego, CA 921101598765620
  19. Vince Silva, D.C.Pittsburg, CA 945651821200908
  20. Michael Silvas, D.C.Menlo Park, CA 940251851344758
  21. Carrie Silveira, DCMorro Bay, CA 934421598438673
  22. Susana Silveira, D.C.Atwater, CA 953011386674190
  23. Alex Silver, D.C.Santa Monica, CA 904051770072571
  24. Clayton Silver, DCSan Diego, CA 921031568680460
  25. Joshua Silver, D.CBerkeley, CA 947071669650669
  26. Richard Silver, D.C.San Jose, CA 951241750473666
  27. John Silvera, DC CHIROPRACTORVentura, CA 930011356404628
  28. Alan Silverberg, D.C.Chico, CA 959281033267737
  29. Fred Silveria, DCCitrus Heights, CA 956101346298312
  30. Jorge Silverio, D.C.Burbank, CA 915021376568774
  31. Jay Silverman, D.C.Reseda, CA 913351336338722
  32. Bokyoung Sim, DCLos Angeles, CA 900101053997288
  33. Christopher Sim, DCSanta Clara, CA 950511558486142
  34. Jane Simbre, D.C.Daly City, CA 940151700030087
  35. Jared Simbulan, DCNewport Beach, CA 926601205796067
  36. Shahen SimianBurbank, CA 915051730571233
  37. Kyle Simkovich, ATC, FMSCAltadena, CA 910011760994735
  38. David Simmons, D.C.Arcadia, CA 910061689748097
  39. Gregory Simmons, D.C.Clovis, CA 936121013121946
  40. Michael Simmons, D.C.Sacramento, CA 958211801828462
  41. Steven Simmons, D.C.Sacramento, CA 958211114959780
  42. Ronald Simms, D.C.El Dorado Hills, CA 957621497863930
  43. Sabrina Simms, D.C.Nevada City, CA 959591669686366
  44. Edward Simon, DDCNorth Hollywood, CA 916061215968904
  45. Michelle Simon, D.C.Westlake Village, CA 913611073058335
  46. Tracy Simon, DOCTOR OF CHIROPRATIVacaville, CA 956881275622730
  47. Suzanne SimoniStockton, CA 952041316000417
  48. Mark Simons, D.C.Madera, CA 936371285773770
  49. Robert Simonson, D.C.Fair Oaks, CA 956281891817490
  50. Manvel SimonyanBurbank, CA 915011861858946

Source: CMS NPPES, primary taxonomy 111N00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 22 of 51 per resident

  1. Michigan30
  2. Pennsylvania30
  3. Maine30
  4. California30
  5. Georgia29
  6. Wyoming29
  7. 50 states and D.C.29

Source: CMS NPPES, primary taxonomy 111N00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

7.0% of these records appear in a Medicare file, against 16.9% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. California7.0%
  2. United States16.9%

Chiropractor records in California, measured

  • In a Medicare file809 of 11,498 · 7.0% here, 16.9% nationally
  • In the CMS Doctors and Clinicians file2,911 · 25.3% here, 39.8% nationally
  • Not updated in five years or more8,830 · 76.8% here, 72.3% nationally
  • Median graduation year1999 · the 2,907 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 111N00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

11,498 NPPES records list chiropractor (111N00000X) as their primary taxonomy with a practice address in California: 30 per 100,000 residents against 29 nationally (50 states and D.C.). San Diego has 531 of them (5%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Texas6,979
  2. Florida6,967
  3. New York4,573
  4. Illinois4,524

States with a similar rate per 100,000

  1. Georgia29.5
  2. Wyoming29.3
  3. Maine29.9
  4. Pennsylvania30.4

The largest states

  1. Texas6,979
  2. Florida6,967
  3. New York4,573
  4. Illinois4,524
  5. Pennsylvania3,934

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.